The most urgent necessity is, not that the State should teach, but that it should allow education. All monopolies are detestable, but the worst of all is the monopoly of education.

The balance of trade is an article of faith.

Since the natural tendencies of mankind are so bad that it is not safe to allow them liberty, how comes it to pass that the tendencies of organizers are always good?

Which countries contain the most peaceful, the most moral, and the happiest people? Those people are found in the countries where the law least interferes with private affairs; where the government is least felt; where the individual has the greatest scope, and free opinion the greatest influence; where the administrative powers are fewest and simplest; where taxes are lightest and most nearly equal

The mission of law is not to oppress persons and plunder them of their property, even thought the law may be acting in a philanthropic spirit. Its mission is to protect property.

If goods don't cross borders, armies will.

By virtue of exchange, one man's prosperity is beneficial to all others.